{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003886},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003885","490:4900001989","490:4900000659","490:4900000044","490:4900001022","490:4900000808","494:4940007511","490:4900001183","490:4900001458","490:4900000952","490:4900004575","490:4900002310","490:4900001179","494:4940008872","490:4900000687","490:4900001031","490:4900003438","494:4940006969","494:4940008396","490:4900004006","490:4900003085","490:4900002304","490:4900001041","494:4940007163","490:4900007639"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,490,494,490,490,490,494,494,490,490,490,490,494,490],"twin_sims":[0.24935262028293093,0.19812432171356653,0.1955758467375382,0.17512979722076627,0.1620658121215063,0.15669813826891546,0.1521999328828086,0.15173196655817528,0.14395603764627124,0.14236849004033106,0.13645312128407672,0.12941920469300017,0.12779461308927745,0.1271649585263634,0.12471841192750437,0.1245403779670114,0.12269068567300946,0.12250510213247985,0.12179437654466298,0.11971764359063865,0.11943783339983285,0.11307125991980949,0.1101378614032233,0.10844347851332092,0.10819780879446522],"twin_dists":[0.21645735023729332,0.23369184909241383,0.2346244358890237,0.24243277004935415,0.247767899794311,0.2500503161579201,0.25200739726967725,0.2522134249478006,0.25570748458022363,0.2564379287900229,0.25921426066718467,0.26263553265363127,0.2634455804728158,0.2637616322650595,0.2650010409874533,0.2650919502356396,0.2660423534257987,0.26613831008659555,0.2665068210038438,0.2675930910032195,0.2677405483935553,0.2711695348033635,0.27279964709510796,0.2737565767464926,0.273896282056015],"n_dims_used":45,"mean_confidence":0.9140240139431424},"coverage":{"mean_confidence":0.9140240139431424,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}